/* 版心 */
.container {
	margin: 0 auto;
	width: 1200px;
}
/*浮动相关 */
.fl {
	float: left;
}
.fr {
	float: right;
}
.cf::after {
	content: "";
	display: block;
	clear: both;
}
/* 定位布局 */
.rel {
	position: relative;
}
.abs {
	position: absolute;
}
.fix {
	position: fixed;
}

/* flex布局 */
.flex{
	display: flex;
}
.flex-sb{
	display: flex;
	justify-content: space-between;
}
.flex-sa{
	display: flex;
	justify-content: space-around;
}
.ali-c{
	display: flex;
	align-items: center;
}
.flex-c-c {
	display: flex;
	justify-content: center;
	align-items: center;
}
.flex-d-c{
	display: flex;
	flex-direction: column;
}

a{
	text-decoration: none;
	color: black;
}
/* 盒子公共样式 */
#bigTitle{
	padding-top: 100px;
	text-align: center;
	box-sizing: border-box;
}
#bigTitle h1{
	margin: 0;
	height: 50px;
	line-height: 50px;
	font-size: 40px;
}
#bigTitle p{
	color: #989797;
	line-height: 40px;
	height: 40px;
	font-size: 14px;
}
#bigTitle a{
	display: block;
	color: #1271ef;
	height: 50px;
	line-height: 50px;
	font-size: 14px;
}
/* 回到顶部 */
#getTop{
	width: 40px;
	height: 40px;
	position: fixed;
	border-radius: 50%;
	right: 20px;
	bottom: 20px;
	cursor: pointer;
	background: url(../imgs/returntopicon.jpg) no-repeat;
	background-position: -163px -98px;
	opacity : 0;
}
/* 文字 */
.fw-blod{
	font-weight: bold;
}

/* 颜色 */
.fc-red{
	color: red;
}
.fc-green{
	color: green;
}